diff --git a/das.nim b/das.nim
index fee698c..18d25c4 100644
--- a/das.nim
+++ b/das.nim
@@ -116,7 +116,6 @@ when isMainModule:
 
     # generate block and push data
     info "starting upload to DHT"
-    let startTime = Moment.now()
     var futs = newSeq[Future[seq[Node]]]()
     for s in 0 ..< blocksize:
       let
@@ -127,8 +126,10 @@ when isMainModule:
 
       futs.add(nodes[0][0].addValue(key, segment))
 
-    let pass = await allFutures(futs).withTimeout(upload_timeout)
-    info "uploaded to DHT", by = 0, pass, time = Moment.now() - startTime
+    let
+      allFinished = allFutures(futs).withTimeout(upload_timeout)
+      pass = await allFinished
+    info "uploaded to DHT", by = 0, pass, time = allFinished.duration
 
     # sample
     proc startSamplingDA(n: discv5_protocol.Protocol): seq[Future[DiscResult[seq[byte]]]] =
diff --git a/das.nims b/das.nims
index b240795..c20778a 100644
--- a/das.nims
+++ b/das.nims
@@ -1,2 +1,3 @@
 patchFile("chronos", "chronos", "chronosim/chronos")
 patchFile("nimcrypto", "rijndael", "chronosim/rijndael")
+--d:chronosFutureDuration
diff --git a/vendor/nim-chronos b/vendor/nim-chronos
index 5b9ec08..2f66813 160000
--- a/vendor/nim-chronos
+++ b/vendor/nim-chronos
@@ -1 +1 @@
-Subproject commit 5b9ec0837c4f6774b68bd9e5ccc36bd79a65e57d
+Subproject commit 2f66813f92a4d7cedbd9086c42f6a227be39eed1